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NEET levelSingle correct optionDifficulty 1 of 3ev003

Which pair of gases is mainly responsible for acid rain?

A $SO X_{2}$ and $NO X_{2}$
B $N X_{2}$ and $O X_{2}$
C $CO$ and $CH X_{4}$
D $He$ and $Ar$

Answer: A

Oxides of sulphur and nitrogen are oxidised in the atmosphere and dissolve in rain to form

H X_{2} SO X_{4}

and

HNO X_{3}

. The other pairs do not give strong acids with water.

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